<table border="1" mj_done="true">
    <thead>
    <tr>
        <th>序号</th>
        <th>编号</th>
        <th>题目</th>
        <th>通过率</th>
        <th>难度</th>
        <th>出题指数</th>
        <th>出现频率</th>
    </tr>
    </thead>
    <tbody>
    <tr>
        <td>1</td>
        <td>1</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/two-sum/">两数之和</a></td>
        <td>47.5%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.014</td>
    </tr>
    <tr>
        <td>2</td>
        <td>4</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/median-of-two-sorted-arrays/">寻找两个有序数组的中位数</a>
        </td>
        <td>36.7%</td>
        <td>困难</td>
        <td>1</td>
        <td>0.031</td>
    </tr>
    <tr>
        <td>3</td>
        <td>33</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/search-in-rotated-sorted-array/">搜索旋转排序数组</a></td>
        <td>36.3%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.046</td>
    </tr>
    <tr>
        <td>4</td>
        <td>15</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/3sum/">三数之和</a></td>
        <td>25.4%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.025</td>
    </tr>
    <tr>
        <td>5</td>
        <td>260</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/single-number-iii/">只出现一次的数字 III</a></td>
        <td>69.5%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.198</td>
    </tr>
    <tr>
        <td>6</td>
        <td>38</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/count-and-say/">外观数列</a></td>
        <td>54.4%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.054</td>
    </tr>
    <tr>
        <td>7</td>
        <td>5</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/longest-palindromic-substring/">最长回文子串</a></td>
        <td>28.4%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.022</td>
    </tr>
    <tr>
        <td>8</td>
        <td>7</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/reverse-integer/">整数反转</a></td>
        <td>33.6%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.017</td>
    </tr>
    <tr>
        <td>9</td>
        <td>16</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/3sum-closest/">最接近的三数之和</a></td>
        <td>42.9%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.024</td>
    </tr>
    <tr>
        <td>10</td>
        <td>34</td>
        <td><a target="_blank"
               href="https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array/">在排序数组中查找元素的第一个和最后一个位置</a>
        </td>
        <td>38.9%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.024</td>
    </tr>
    <tr>
        <td>11</td>
        <td>35</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/search-insert-position/">搜索插入位置</a></td>
        <td>45.1%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.016</td>
    </tr>
    <tr>
        <td>12</td>
        <td>45</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/jump-game-ii/">跳跃游戏 II</a></td>
        <td>33.0%</td>
        <td>困难</td>
        <td>1</td>
        <td>0.052</td>
    </tr>
    <tr>
        <td>13</td>
        <td>53</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/maximum-subarray/">最大子序和</a></td>
        <td>49.0%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.012</td>
    </tr>
    <tr>
        <td>14</td>
        <td>102</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/binary-tree-level-order-traversal/">二叉树的层次遍历</a>
        </td>
        <td>60.7%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.023</td>
    </tr>
    <tr>
        <td>15</td>
        <td>108</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/convert-sorted-array-to-binary-search-tree/">将有序数组转换为二叉搜索树</a>
        </td>
        <td>69.0%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.033</td>
    </tr>
    <tr>
        <td>16</td>
        <td>131</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/palindrome-partitioning/">分割回文串</a></td>
        <td>65.1%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.077</td>
    </tr>
    <tr>
        <td>17</td>
        <td>198</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/house-robber/">打家劫舍</a></td>
        <td>42.8%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.022</td>
    </tr>
    <tr>
        <td>18</td>
        <td>754</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/reach-a-number/">到达终点数字</a></td>
        <td>39.2%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.519</td>
    </tr>
    <tr>
        <td>19</td>
        <td>225</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/implement-stack-using-queues/">用队列实现栈</a></td>
        <td>62.1%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.05</td>
    </tr>
    <tr>
        <td>20</td>
        <td>136</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/single-number/">只出现一次的数字</a></td>
        <td>65.1%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.016</td>
    </tr>
    <tr>
        <td>21</td>
        <td>69</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/sqrtx/">x 的平方根</a></td>
        <td>37.5%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.022</td>
    </tr>
    <tr>
        <td>22</td>
        <td>341</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/flatten-nested-list-iterator/">扁平化嵌套列表迭代器</a></td>
        <td>62.0%</td>
        <td>中等</td>
        <td>1</td>
        <td>0.185</td>
    </tr>
    <tr>
        <td>23</td>
        <td>628</td>
        <td><a target="_blank" href="https://leetcode-cn.com/problems/maximum-product-of-three-numbers/">三个数的最大乘积</a>
        </td>
        <td>48.9%</td>
        <td>简单</td>
        <td>1</td>
        <td>0.119</td>
    </tr>
    </tbody>
</table>